Watch List notes:

Tiberius II Constantine. 578-582. AE decanummium (17.5 mm, 2.97 g, 2 h). Constantinople mint. d m TIb CO-NTAN PP AVI (or similar, very little is legible), crowned, draped and cuirassed bust of Tiberius II Constantine facing / Large X within circular line-border; above, cross. SBCV 436; DO 20b; MIB 31a. VF, somewhat odd, square flan, somewhat uneven strike affecting obverse legend, green patina.